The magazine also tested how the sunscreens felt, smelled, rubbed in or sprayed on. Some products, such as Burt's Bees Chemical-Free SPF 30 ($4 per ounce), had the testers wanting to wash the "tacky" residue off their skin.

The report emphasized that consumers should limit their time in the sun and use sunscreen in combination with protective clothing, hats and umbrellas.